Name: 
 

2001 Multi-County Envirothon Aquatics Station Test



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

(1 point) The term “flyway” has long been used to designate the migration routes of birds. For management purposes, the (4) waterfowl flyways listed below were established in the United States in 1948. Which waterfowl flyway is Ohio in?
a.
Atlantic
b.
Central
c.
Mississippi
d.
Pacific
 

 2. 

(1 point) An environmental condition that has a detrimental effect on a species’ population and can cause a decline in or an elimination of that population is called a _________.
a.
Biotic niche
c.
Life zone
b.
Carrying capacity
d.
Limiting factor
 

 3. 

(1 point) Ducks are divided into two (2) main groups, diving ducks and puddle ducks. Which of the following species would be classified as a “diving” duck?
a.
Green- winged Teal
c.
Mallard
b.
Hooded Merganser
d.
Shoveler
 

 4. 

(1 point) What is the major source of funds for the Ohio Department of Natural Resources, Division of Wildlife?
a.
Revenue from timber sales
b.
Recreational boat registrations
c.
The sale of hunting and fishing licenses
d.
Fines from violations of the law
 

 5. 

(1 point) The presence, or absence, of certain stream-dwelling animals can tell us much about the health of a stream. Animals that are unable to live in polluted water are said to be:
a.
Unacceptable
b.
Intolerant
c.
Invertebrates
d.
Benthics
 

 6. 

(1 point) Non -point source pollution needs to be controlled because
a.
it is expensive
b.
chemicals and other pollutants can be carried to surface water
c.
there are laws
d.
no one knows how this pollution effects our water
 

 7. 

(1 point) Household chemicals should be properly taken care of because
a.
if spilled on the ground soil cannot purify most chemicals
b.
you don’t want to waste chemicals
c.
they have a short shelf life and won’t last
d.
they may destroy your lawn
 

 8. 

(1 point) Better management for landscaping plants is recommended to
a.
have greener lawns and trees
b.
have water runoff rapidly from the lawn
c.
provide low requirements for water, fertilizers, and pesticides
d.
increase the amount of cement that is needed
 

 9. 

(1 point) Septic Systems can have an impact on the ground water and surface water quality
a.
with heavy rainfall
c.
with too little rainfall
b.
with nutrients and pathogens
d.
with frequent pumping
 

 10. 

(1 point) By conserving water discharge from your home septic system you can
a.
take short showers more often
b.
water your lawn when needed with sprinklers
c.
help prevent your system from contaminating ground water
d.
reduce runoff by 80 percent
 

 11. 

(1 point) When constructing a pond, it is best to incorporate soils that are very cohesive and impermeable. This greatly reduces the risk of water leaking through the dam. Which soil type would be best suited for constructing and sealing ponds?
a.
Sand
b.
Silt
c.
Clay
d.
Gravel
 

 12. 

(1 point) Many lakes are affected by erosion. Once the soil enters the lake, it can become suspended and cause the water to be murky(turbidity). The larger particles settle to the bottom quickly, while the smallest particles are to last to settle to the bottom. In what order will the particles settle to the bottom of a lake?
a.
Silt, Sand, Clay
c.
Clay, Silt, Sand
b.
Sand, Clay, Silt
d.
Sand, Silt, Clay
 

 13. 

(1 point) Flooding can be a major factor when deciding on the best use for a property. According to the Soil Survey of Vinton County, if flooding occurs on a property more than once in a two- year period, it is considered:
a.
Frequently flooded
c.
Rarely flooded
b.
Occasionally flooded
d.
Residuum
 

 14. 

(1 point) When streams and rivers flood, they are often carrying soil sediments. When the water flows out of the bank, much of this soil material is deposited on the flood plain. Soil that is deposited on the flood plain is best described as:
a.
Colluvium
c.
Organic material
b.
Alluvium
d.
Aluminum
 

 15. 

(1 point) The soils of southeastern Ohio are primarily:
a.
Glaciated
c.
Mucks
b.
Non-Glaciated
d.
Hydric
 

 16. 

(1 point) Ohio’s forests have suffered great abuse, from being overly harvested to support the mining industry, to raging wildfires, to being trampled and grazed by livestock. Although Ohio’s forests have made a remarkable comeback, Ohio’s landscape is presently:
a.
50% forestland
c.
33% forestland
b.
25% forestland
d.
75% forestland
 

 17. 

(1 point) In southern and southeast Ohio, which forest type can be found growing throughout most of our woodlands?
a.
White& Red pine
c.
Cottonwood/Box Elder/Willow
b.
Poplar/Elm/Ash
d.
Oak/ Hickory
 

 18. 

(1 point) Which of the following harvesting methods is considered a “regeneration” harvest?
a.
Selection
b.
Clearcut
c.
Shelterwood
d.
Seed tree
 

 19. 

(1 point) Japanese Honeysuckle, much like the patch growing here, tends to thrive along woodland edges. What effect might this plant have on natural forest regeneration?
a.
Its thick growing nature prevents sunlight from reaching the soil and prevents seed germination
b.
This plant produces a toxic substance that prevents plant growth anywhere near a patch this size
c.
Small mammals love to live in the density of this plant and eat everything that might grow underneath of it
d.
Honeysuckle has no effect on forest regeneration and should be encouraged to grow wherever possible
 

 20. 

(1 point) When identifying pine this size, the easiest way is to count the number of needles per fascicle. Which pine is this?
a.
Red pine
c.
Christmas pine
b.
Green pine
d.
White pine
 



 
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